#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const int inf=0x3f3f3f3f;
const ll lnf=0x3f3f3f3f3f3f3f3f;
#define F(i,l,r) for(int i=l;i r;++i)
#define R(i,r,l) for(int i=r;i l;--i)
#define pb push_back
template<class T=int>inline int read(){
	T x=0;bool b=0;char c=getchar();
	while(c<'0'||c>'9') b|=c=='-',c=getchar();
	while(c>='0'&&c<='9') x=(x<<3)+(x<<1)+(c^48),c=getchar();
	return b?-x:x;
}
inline char readc(){
	char c=getchar();
	while(isspace(c)) c=getchar();
	return c;
}
namespace{
	void work(){
		cout<<"24";
	}
}
#if 1
#define file(x) freopen(x".in","r",stdin),freopen(x".out","w",stdout)
#else
#define file(x)
#endif
signed main(){file("clown");work();return 0;}